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Hardware and operating systems (Windows operating system (Hard disk…
Hardware and operating systems
Computer language and function
When we communcate or memonse a sentence or make calculations.we use a lot of different symbols, sounds and images.Computers only use the number 0 and 1.
This is known by the binary system
ASCII
American Standart Code for Information Interchage
Computer functions
Out put of data usmg peripheral devices
Stoaring data in the storage devices
Input of data using peripheral devices
Processing data in the central progressing unit (CPU), using the microprocessor and the memory
Computer elements
Memory and units of storage
Cache memory
RAM
ROM BIOS
Storage devices
Microprocessor
Motherboard and connecting devices
Connecting external devices
Software and operating system
Functions of the operating system
Manages the memory and storage making spaces avaleble
for the differents appilcations
Provides an interface or working environment for the user
Manages the microprocessor. If severe appilcations are open at the same time , the operating system calculates how much time the microprocessor should give to each one
Allow communication between applicatioons and peripheral
devices.
The operating system
operating system
Applicatiun
Progamming Ienguages
Windows operating system
Hard disk maintenance
Defragmenting the hard disk.
Detecting and repairing errors
Cleaning the hard disk.
Saving power
It´s especially important to select the right power options for laptops.
Installing and unsinstalling
If yoy buy the program from a shop, it will be on one or more CDs or DVDs.
System updates
Operating systems are constantly being updated
Linux operating system
Installing and uninstalling programs
Añadir y quitar in the Aplicaciones menu. This is the easiest way to add and remove applications.
How to keep your system up to date
Synapti package management program.
To open it, select Sistema- Administración.
This program gives you more control over the installations process.
Computer networks
Shared Internet access
Computers in a network can share a single Internet connection.Computer networks can connet to the Internet in two ways
Internet Connection Sharing
router
Wireless networks
Elements in a network
All computer networks have a logical component. which in an operating system and aplicationon that work on a network, and a physical component connecting the different computers to each other
Sharing resources in Windows
Sharing a printer
With a shared printer, you can print documents from any computer in the network
Make the printer the default printer
Select the network printer throught the application you are using
Sharing files and folders
Sharing a folder
Select
Compartir esta carpeta en la red
Right click on the folder that you want to share and select
Compartir y seguridad
Accessing a shared folder
Select
Ver equipos del grupo de trabajo
Double-click on the computer where the shared folder is located.
This will give you acess to all the resources shared by theat computer.
Go to
Inicio- Mis sitios de red
Sharing resources in Linux
Sharing a printer
to share installed on another computer in the netwoks, you need to install it asa network printer on your own computer
Sharing folders
Sharing a computer
